Technical Support Engineer

Wartsila; Helsinki; Remote; MXN 300,000 - 420,000; Full time

Job summary

Wärtsilä is seeking a Technical Support Engineer to join a global Energy Storage & Optimization Lifecycle Management team, supporting advanced battery energy storage systems (BESS) to enable a sustainable energy future.

You will provide remote technical support to customers regionally, monitor performance, troubleshoot complex electrical issues, and collaborate with cross-functional teams to optimize product reliability and operational performance.

Qualifications

• Bachelor’s degree in electrical or mechanical engineering or equivalent experience.
• Advanced English communication skills.
• 3–5 years of experience with electrical hardware or electronics and familiarity with energy storage systems.
• Experience with lithium-ion battery technologies.

Responsibilities

• Monitor energy storage sites across the region.
• Provide remote technical support to customers, field service and commissioning personnel.
• Use proprietary software to remotely evaluate and troubleshoot systems.
• Coordinate system updates with software teams and customers.
• Respond to support requests and manage repairs/workflow.
• Document all customer requests and repairs performed.
• Notify customers on status of repairs, warranty claims, updates.
• Provide energy storage training to customers and internal colleagues.
• Coordinate with lifecycle management on service visits and warranty claims.
• Occasionally conduct field service visits to sites.
• Participate in the 24/7 on-call rotation.

Skills

Electrical hardware

Lithium-ion batteries

Advanced English

Remote technical support

Education

Bachelors degree in electrical or mechanical engineering

Tools

PLC programming

Linux

Microgrid controls

Job description

We are looking for a Technical Support Engineer to join a global Energy Storage & Optimization Lifecycle Management team, supporting cutting-edge battery energy storage systems (BESS) that enable the transition to a more sustainable energy future.

In this role, you will provide remote technical support to customers regionally, monitor the performance of energy storage assets, troubleshoot complex electrical and system-related issues, and collaborate with cross-functional teams to optimize product reliability and operational performance.

• Contract type: Permanent

Key Responsibilities:

• Responsible for monitoring all energy storage sites across the region.
• Provide remote technical support to customers, field service and commissioning personnel.
• Use proprietary software to remotely evaluate and trouble-shoot systems.
• Coordinate system updates with software teams and customers.
• Respond to support requests when issues are reported to helpdesk.
• Document all customer requests and repairs performed.
• Notify customers on status of repairs, warranty claims, software updates, etc.
• Provide energy storage training to customers and internal colleagues.
• Coordinate with the lifecycle management team on service visits and warranty claims.
• Periodically conduct field service visits to sites to resolve technical issues.
• Participate in the 24/7 on-call rotation.

Required Qualifications to Apply:

• Bachelor’s degree in electrical or mechanical engineering, related field or equivalent work experience.
• Advanced English communication skills.
• 3-5 years of experience with electrical hardware or electronics and familiarity with energy storage systems or have experience in a related electrical field.
• Experience working with lithium-ion battery technologies.

Nice to Have (Plus):

• Familiarity with Programmable Logic Control (PLC programming)
• Familiarity with microgrid controls.
• Familiarity with industrial cooling systems.
• Familiarity with Linux operating systems.

At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.

Please note that according Wärtsilä policy, voluntary consent for a security check may be required from candidates being considered for this position, depending on the applicable country.

Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on www.wartsila.com .